[−][src]Struct reactive_state::Listener
A weak reference to a callback function (usually Callback) which
is notified of changes to Store State
, and
Event
s produced by the store.
See Callback for more information about how this is typically used.
Implementations
impl<State, Event> Listener<State, Event>
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pub fn as_callback(&self) -> Option<Callback<State, Event>>
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Attempt to upgrade the weak reference in this listener to a
Callback, otherwise if unable to, returns None
.
Trait Implementations
impl<State, Event> AsListener<State, Event> for Listener<State, Event>
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fn as_listener(&self) -> Listener<State, Event>
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impl<State: Clone, Event: Clone> Clone for Listener<State, Event>
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Auto Trait Implementations
impl<State, Event> !RefUnwindSafe for Listener<State, Event>
impl<State, Event> !Send for Listener<State, Event>
impl<State, Event> !Sync for Listener<State, Event>
impl<State, Event> Unpin for Listener<State, Event>
impl<State, Event> !UnwindSafe for Listener<State, Event>
Blanket Implementations
impl<T> Any for T where
T: 'static + ?Sized,
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T: 'static + ?Sized,
impl<T> Any for T where
T: Any,
T: Any,
impl<T> Borrow<T> for T where
T: ?Sized,
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T: ?Sized,
impl<T> BorrowMut<T> for T where
T: ?Sized,
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T: ?Sized,
fn borrow_mut(&mut self) -> &mut T
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impl<T> CloneAny for T where
T: Clone + Any,
T: Clone + Any,
impl<T> From<T> for T
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impl<T, U> Into<U> for T where
U: From<T>,
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U: From<T>,
impl<T> ToOwned for T where
T: Clone,
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T: Clone,
type Owned = T
The resulting type after obtaining ownership.
fn to_owned(&self) -> T
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fn clone_into(&self, target: &mut T)
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impl<T, U> TryFrom<U> for T where
U: Into<T>,
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U: Into<T>,
type Error = Infallible
The type returned in the event of a conversion error.
fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>
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impl<T, U> TryInto<U> for T where
U: TryFrom<T>,
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U: TryFrom<T>,